2009 Audi R8 vs. 2008 Opel Astra
To start off, 2009 Audi R8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Opel Astra. In addition, the cost of maintenance, including insurance, on 2008 Opel Astra would be higher. At 4,163 cc (8 cylinders), 2009 Audi R8 is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (420 HP @ 7800 RPM) has 316 more horse power than 2008 Opel Astra. (104 HP @ 6000 RPM). In normal driving conditions, 2009 Audi R8 should accelerate faster than 2008 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Astra weights approximately 620 kg more than 2009 Audi R8.
Because 2009 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 2008 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2009 Audi R8 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Audi R8 (430 Nm @ 4500 RPM) has 280 more torque (in Nm) than 2008 Opel Astra. (150 Nm @ 3900 RPM). This means 2009 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra.
Compare all specifications:
| 2009 Audi R8 | 2008 Opel Astra | |
| Make | Audi | Opel |
| Model | R8 | Astra |
| Year Released | 2009 | 2008 |
| Engine Position | Middle | Front |
| Engine Size | 4163 cc | 1596 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 420 HP | 104 HP |
| Engine RPM | 7800 RPM | 6000 RPM |
| Torque | 430 Nm | 150 Nm |
| Torque RPM | 4500 RPM | 3900 RPM |
| Engine Compression Ratio | 12.5:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | AWD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 895 kg | 1515 kg |
| Vehicle Length | 4440 mm | 4480 mm |
| Vehicle Width | 1910 mm | 2030 mm |
| Vehicle Height | 1260 mm | 1840 mm |
| Wheelbase Size | 2660 mm | 2620 mm |
| Fuel Consumption Overall | 15.7 L/100km | 7 L/100km |
| Fuel Tank Capacity | 90 L | 52 L |
